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| 1 | /* | ||
| 2 | * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved. | ||
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | ||
| 4 | * | ||
| 5 | * This code is free software; you can redistribute it and/or modify it | ||
| 6 | * under the terms of the GNU General Public License version 2 only, as | ||
| 7 | * published by the Free Software Foundation. Oracle designates this | ||
| 8 | * particular file as subject to the "Classpath" exception as provided | ||
| 9 | * by Oracle in the LICENSE file that accompanied this code. | ||
| 10 | * | ||
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT | ||
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | ||
| 14 | * version 2 for more details (a copy is included in the LICENSE file that | ||
| 15 | * accompanied this code). | ||
| 16 | * | ||
| 17 | * You should have received a copy of the GNU General Public License version | ||
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, | ||
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | ||
| 20 | * | ||
| 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | ||
| 22 | * or visit www.oracle.com if you need additional information or have any | ||
| 23 | * questions. | ||
| 24 | */ | ||
| 25 | |||
| 26 | package sun.security.ssl; | ||
| 27 | |||
| 28 | import java.io.PrintStream; | ||
| 29 | import java.security.AccessController; | ||
| 30 | import java.util.Locale; | ||
| 31 | |||
| 32 | import sun.security.action.GetPropertyAction; | ||
| 33 | |||
| 34 | /** | ||
| 35 | * This class has be shamefully lifted from sun.security.util.Debug | ||
| 36 | * | ||
| 37 | * @author Gary Ellison | ||
| 38 | */ | ||
| 39 | public class Debug { | ||
| 40 | |||
| 41 | private String prefix; | ||
| 42 | |||
| 43 | private static String args; | ||
| 44 | |||
| 45 | static { | ||
| 46 | args = java.security.AccessController.doPrivileged( | ||
| 47 | new GetPropertyAction("javax.net.debug", "")); | ||
| 48 | args = args.toLowerCase(Locale.ENGLISH); | ||
| 49 | if (args.equals("help")) { | ||
| 50 | Help(); | ||
| 51 | } | ||
| 52 | } | ||
| 53 | |||
| 54 | public static void Help() | ||
| 55 | { | ||
| 56 | System.err.println(); | ||
| 57 | System.err.println("all turn on all debugging"); | ||
| 58 | System.err.println("ssl turn on ssl debugging"); | ||
| 59 | System.err.println(); | ||
| 60 | System.err.println("The following can be used with ssl:"); | ||
| 61 | System.err.println("\trecord enable per-record tracing"); | ||
| 62 | System.err.println("\thandshake print each handshake message"); | ||
| 63 | System.err.println("\tkeygen print key generation data"); | ||
| 64 | System.err.println("\tsession print session activity"); | ||
| 65 | System.err.println("\tdefaultctx print default SSL initialization"); | ||
| 66 | System.err.println("\tsslctx print SSLContext tracing"); | ||
| 67 | System.err.println("\tsessioncache print session cache tracing"); | ||
| 68 | System.err.println("\tkeymanager print key manager tracing"); | ||
| 69 | System.err.println("\ttrustmanager print trust manager tracing"); | ||
| 70 | System.err.println("\tpluggability print pluggability tracing"); | ||
| 71 | System.err.println(); | ||
| 72 | System.err.println("\thandshake debugging can be widened with:"); | ||
| 73 | System.err.println("\tdata hex dump of each handshake message"); | ||
| 74 | System.err.println("\tverbose verbose handshake message printing"); | ||
| 75 | System.err.println(); | ||
| 76 | System.err.println("\trecord debugging can be widened with:"); | ||
| 77 | System.err.println("\tplaintext hex dump of record plaintext"); | ||
| 78 | System.err.println("\tpacket print raw SSL/TLS packets"); | ||
| 79 | System.err.println(); | ||
| 80 | System.exit(0); | ||
| 81 | } | ||
| 82 | |||
| 83 | /** | ||
| 84 | * Get a Debug object corresponding to whether or not the given | ||
| 85 | * option is set. Set the prefix to be the same as option. | ||
| 86 | */ | ||
| 87 | |||
| 88 | public static Debug getInstance(String option) | ||
| 89 | { | ||
| 90 | return getInstance(option, option); | ||
| 91 | } | ||
| 92 | |||
| 93 | /** | ||
| 94 | * Get a Debug object corresponding to whether or not the given | ||
| 95 | * option is set. Set the prefix to be prefix. | ||
| 96 | */ | ||
| 97 | public static Debug getInstance(String option, String prefix) | ||
| 98 | { | ||
| 99 | if (isOn(option)) { | ||
| 100 | Debug d = new Debug(); | ||
| 101 | d.prefix = prefix; | ||
| 102 | return d; | ||
| 103 | } else { | ||
| 104 | return null; | ||
| 105 | } | ||
| 106 | } | ||
| 107 | |||
| 108 | /** | ||
| 109 | * True if the property "javax.net.debug" contains the | ||
| 110 | * string "option". | ||
| 111 | */ | ||
| 112 | public static boolean isOn(String option) | ||
| 113 | { | ||
| 114 | if (args == null) { | ||
| 115 | return false; | ||
| 116 | } else { | ||
| 117 | int n = 0; | ||
| 118 | option = option.toLowerCase(Locale.ENGLISH); | ||
| 119 | |||
| 120 | if (args.indexOf("all") != -1) { | ||
| 121 | return true; | ||
| 122 | } else if ((n = args.indexOf("ssl")) != -1) { | ||
| 123 | if (args.indexOf("sslctx", n) == -1) { | ||
| 124 | // don't enable data and plaintext options by default | ||
| 125 | if (!(option.equals("data") | ||
| 126 | || option.equals("packet") | ||
| 127 | || option.equals("plaintext"))) { | ||
| 128 | return true; | ||
| 129 | } | ||
| 130 | } | ||
| 131 | } | ||
| 132 | return (args.indexOf(option) != -1); | ||
| 133 | } | ||
| 134 | } | ||
| 135 | |||
| 136 | /** | ||
| 137 | * print a message to stderr that is prefixed with the prefix | ||
| 138 | * created from the call to getInstance. | ||
| 139 | */ | ||
| 140 | |||
| 141 | public void println(String message) | ||
| 142 | { | ||
| 143 | System.err.println(prefix + ": "+message); | ||
| 144 | } | ||
| 145 | |||
| 146 | /** | ||
| 147 | * print a blank line to stderr that is prefixed with the prefix. | ||
| 148 | */ | ||
| 149 | |||
| 150 | public void println() | ||
| 151 | { | ||
| 152 | System.err.println(prefix + ":"); | ||
| 153 | } | ||
| 154 | |||
| 155 | /** | ||
| 156 | * print a message to stderr that is prefixed with the prefix. | ||
| 157 | */ | ||
| 158 | |||
| 159 | public static void println(String prefix, String message) | ||
| 160 | { | ||
| 161 | System.err.println(prefix + ": "+message); | ||
| 162 | } | ||
| 163 | |||
| 164 | public static void println(PrintStream s, String name, byte[] data) { | ||
| 165 | s.print(name + ": { "); | ||
| 166 | if (data == null) { | ||
| 167 | s.print("null"); | ||
| 168 | } else { | ||
| 169 | for (int i = 0; i < data.length; i++) { | ||
| 170 | if (i != 0) s.print(", "); | ||
| 171 | s.print(data[i] & 0x0ff); | ||
| 172 | } | ||
| 173 | } | ||
| 174 | s.println(" }"); | ||
| 175 | } | ||
| 176 | |||
| 177 | /** | ||
| 178 | * Return the value of the boolean System property propName. | ||
| 179 | * | ||
| 180 | * Note use of doPrivileged(). Do make accessible to applications. | ||
| 181 | */ | ||
| 182 | static boolean getBooleanProperty(String propName, boolean defaultValue) { | ||
| 183 | // if set, require value of either true or false | ||
| 184 | String b = AccessController.doPrivileged( | ||
| 185 | new GetPropertyAction(propName)); | ||
| 186 | if (b == null) { | ||
| 187 | return defaultValue; | ||
| 188 | } else if (b.equalsIgnoreCase("false")) { | ||
| 189 | return false; | ||
| 190 | } else if (b.equalsIgnoreCase("true")) { | ||
| 191 | return true; | ||
| 192 | } else { | ||
| 193 | throw new RuntimeException("Value of " + propName | ||
| 194 | + " must either be 'true' or 'false'"); | ||
| 195 | } | ||
| 196 | } | ||
| 197 | |||
| 198 | static String toString(byte[] b) { | ||
| 199 | return sun.security.util.Debug.toString(b); | ||
| 200 | } | ||
| 201 | } | ||